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Case File

CVE-2019-11839

CRITICAL · CVSS 9.8 EPSS 1.64% Public Exploit

Source: NVD + CISA KEV + EPSS (historical backfill) · Published 2019-05-09 · Last synced 2026-08-04

CyberRota Analysis

This is a critical severity vulnerability with a CVSS score of 9.8. It affects Nginx. Public exploit code or proof-of-concept references have been detected in its references.

Public Exploit Signal

A public exploit, PoC, GitHub repository or Metasploit reference was detected for this CVE.

GitHub PoC Links

Note: these links are listed for security research and verification purposes only.

CVE
CVE-2019-11839
Severity
CRITICAL
CVSS
9.8
EPSS
1.64%
Nginx

Original NVD Description

njs through 0.3.1, used in NGINX, has a heap-based buffer overflow in Array.prototype.push after a resize, related to njs_array_prototype_push in njs/njs_array.c, because of njs_array_expand size mishandling.

Related CVEs

Other vulnerabilities affecting the same vendor(s)